Home / 585,040.80-877,561.20-270,112.80

Finding the Fourth Proportional to 585,040.80, 877,561.20 and 270,112.80

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Solution

The fourth proportional to 585,040.80, 877,561.20 and 270,112.80 is: 405,169.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,040.80 : 877,561.20 = 270,112.80 : x
  2. Step 2: Convert to fraction form
    585,040.80/877,561.20 = 270,112.80/x
  3. Step 3: Cross multiply
    585,040.80x = 877,561.20 × 270,112.80
  4. Step 4: Simplify right side
    585,040.80x = 237,040,512,903.36
  5. Step 5: Solve for x
    x = 237,040,512,903.36/585,040.80
  6. Step 6: Final answer
    x = 405,169.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.